Comparison
ECC vs CodeWhale
A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.
| ECC | CodeWhale | |
|---|---|---|
| Tagline | The agent harness performance optimization system | Open-source, community-driven agent harness |
| Stars | 227k | 40k |
| Forks | 35k | 3.4k |
| Open issues | 73 | 328 |
| Language | JavaScript | Rust |
| License | MIT | MIT |
| Last pushed | Jul 6, 2026 | Jul 7, 2026 |
| Categories | AI Agents, Developer Tools | AI Agents |
Choose ECC if…
- More widely adopted - 227k stars vs 40k.
- Leaner open-issue backlog (73).
- Also covers Developer Tools.